User manual COBRA 29WXST

[. . . ] OPERATING INSTRUCTIONS FOR YOUR 40 CHANNEL CITIZENS BAND 2-WAY MOBILE RADIO Model 29 WX ST Cobra Electronics Corporation 6500 W. Cortland Street Chicago, IL 60707 PRINTED IN HONG KONG ©COBRA ELECTRONICS CORP. 1997 480-113-P-001 How To Use Your The CB Story The Citizens Band lies between the shortwave broadcast and 10-meter Amateur radio bands, and was established by law in 1949. The Class D two-way communications service was opened in 1959. [. . . ] In NORMAL position, all 40 CB channels are selected by the CHANNEL SELECTOR switch (9). Swings proportionally to the strength of the incoming signal during receiving. The S/RF-SWR-CAL switch must be in the S/RF position. RF-METER. Swings proportionally to the RF output power while transmitting. The S/RF-SWR-CAL switch must be in the S/RF position. Measures standing wave ratio of the antenna system. Used to properly adjust the length of the antenna and to monitor the quality of the coaxial cable and all RF electrical connections. If there is any degradation whatsoever in any of the foregoing, due to humidity, salt spray, vibration or corrosion, the SWR meter reading will rise, thereby indicating that a problem exists. To calibrate, switch to the "CAL" position, transmit by pressing the mike switch, and adjust the SWR control to the "CAL" mark on the meter; then switch to "SWR" position for the SWR measurement. When your radio is in the CB receive mode, the LED will be green. When in transmit mode, the LED will be red and in Weatherband mode, the LED will be orange. Display will be off when radio is in Weatherband mode. Depressing this button turns on the SoundTracker system in your CB. A red LED will illuminate when the SoundTracker system is engaged on your CB. Operation (Cont. ) 3 1 2 15. 4 16. PUBLIC ADDRESS: An external 8-ohm 4. 0 watt PA speaker may be connected to the PA Speaker Jack when this unit is used as a public address system. The speaker should be directed away from the microphone to prevent acoustic feed-back. Physical separation or isolation of the microphone and speaker must be employed when operating the PA at high output levels. EXTERNAL SPEAKER: The External Speaker Jack is used for remote receiver monitoring. The external speaker should have 8-ohm impedance and be rated to handle at least 4. 0 watts. When the external speaker is plugged in, the internal speaker is automatically disconnected. ANTENNA CONNECTOR: This SO-239 connector permits connection of the transmission line cable PL-259 connector to the transceiver. This jack permits connection of the DC power to the transceiver. [. . . ] Technical assistance is also available on-line in the Frequently Asked Question (FAQ) section at www. cobraelec. com or by e-mail to productinfo@cobraelec. com (773) 889-3087 16 17 Warranty and Service Limited Two Year Warranty COBRA ELECTRONICS CORPORATION warrants that its COBRA citizens band (CB) radio, and the component parts thereof, will be free of defects in workmanship and materials for period of two (2) year from the date of first consumer purchase. This warranty may be enforced by the first consumer purchaser, provided that the product is utilized within the U. S. A. COBRA will, without charge, repair or replace, at its option, defective citizens band (CB) products or component parts upon delivery to the COBRA factory Service Department, accompanied by proof of the date of first consumer purchase, such as a duplicated copy of a sales receipt. You must pay any initial shipping charges required to ship the product for warranty service. [. . . ]